CLINICAL TRIALS PROFILE FOR AZSTARYS

All Clinical Trials for AZSTARYS

Trial ID	Title	Status	Sponsor	Phase	Start Date	Summary
NCT03460652 ↗	KP415 Open-Label Safety Study in Children (6-12 Years of Age) With ADHD	Completed	KemPharm, Inc.	Phase 3	2018-03-13	This study is a multicenter, dose-optimized, open-label safety study with KP415 in children with Attention-Deficit/Hyperactivity Disorder (ADHD).
NCT05685732 ↗	An Efficacy and Safety Study w/ Azstarys® in Children With ADHD	Not yet recruiting	Almac	Phase 4	2023-03-01	This is a multicenter, dose-optimized, randomized, double-blind, efficacy and safety study with Azstarys® in children 4 to 12 years of age with attention-deficit/hyperactivity disorder (ADHD). Azstarys® contains dexmethylphenidate (d-MPH) and serdexmethylphenidate (SDX), a prodrug of d-MPH and is orally adminstered. The primary objective is to determine the efficacy of Azstarys® compared to placebo in treating children ages 4 to 12 years old with ADHD. The study will consist of two randomized and blinded treatment cohorts ages 4 to 5 years of age and 6 to 12 years of age. 130 and 100 subjects will be enrolled respectively. Approximately 20 sites will participate.
NCT05685732 ↗	An Efficacy and Safety Study w/ Azstarys® in Children With ADHD	Not yet recruiting	Premier Research Group plc	Phase 4	2023-03-01	This is a multicenter, dose-optimized, randomized, double-blind, efficacy and safety study with Azstarys® in children 4 to 12 years of age with attention-deficit/hyperactivity disorder (ADHD). Azstarys® contains dexmethylphenidate (d-MPH) and serdexmethylphenidate (SDX), a prodrug of d-MPH and is orally adminstered. The primary objective is to determine the efficacy of Azstarys® compared to placebo in treating children ages 4 to 12 years old with ADHD. The study will consist of two randomized and blinded treatment cohorts ages 4 to 5 years of age and 6 to 12 years of age. 130 and 100 subjects will be enrolled respectively. Approximately 20 sites will participate.
NCT05685732 ↗	An Efficacy and Safety Study w/ Azstarys® in Children With ADHD	Not yet recruiting	Prometrika, LLC	Phase 4	2023-03-01	This is a multicenter, dose-optimized, randomized, double-blind, efficacy and safety study with Azstarys® in children 4 to 12 years of age with attention-deficit/hyperactivity disorder (ADHD). Azstarys® contains dexmethylphenidate (d-MPH) and serdexmethylphenidate (SDX), a prodrug of d-MPH and is orally adminstered. The primary objective is to determine the efficacy of Azstarys® compared to placebo in treating children ages 4 to 12 years old with ADHD. The study will consist of two randomized and blinded treatment cohorts ages 4 to 5 years of age and 6 to 12 years of age. 130 and 100 subjects will be enrolled respectively. Approximately 20 sites will participate.
NCT05685732 ↗	An Efficacy and Safety Study w/ Azstarys® in Children With ADHD	Not yet recruiting	Corium, Inc.	Phase 4	2023-03-01	This is a multicenter, dose-optimized, randomized, double-blind, efficacy and safety study with Azstarys® in children 4 to 12 years of age with attention-deficit/hyperactivity disorder (ADHD). Azstarys® contains dexmethylphenidate (d-MPH) and serdexmethylphenidate (SDX), a prodrug of d-MPH and is orally adminstered. The primary objective is to determine the efficacy of Azstarys® compared to placebo in treating children ages 4 to 12 years old with ADHD. The study will consist of two randomized and blinded treatment cohorts ages 4 to 5 years of age and 6 to 12 years of age. 130 and 100 subjects will be enrolled respectively. Approximately 20 sites will participate.

Clinical Trial Conditions for AZSTARYS

Condition Name

Condition Name for AZSTARYS
Intervention	Trials
Attention Deficit/Hyperactivity Disorder	2
ADHD	1
Adult Attention Deficit Hyperactivity Disorder	1

Condition MeSH

Condition MeSH for AZSTARYS
Intervention	Trials
Attention Deficit Disorder with Hyperactivity	4
Hyperkinesis	2

Clinical Trial Locations for AZSTARYS

Trials by Country

Trials by Country for AZSTARYS
Location	Trials
United States	12

Trials by US State

Trials by US State for AZSTARYS
Location	Trials
Tennessee	1
Oregon	1
Ohio	1
New Jersey	1
Nevada	1

Clinical Trial Progress for AZSTARYS

Clinical Trial Phase

Clinical Trial Phase for AZSTARYS
Clinical Trial Phase	Trials
Phase 4	3
Phase 3	1

Clinical Trial Status

Clinical Trial Status for AZSTARYS
Clinical Trial Phase	Trials
Not yet recruiting	2
Completed	1
Recruiting	1

Clinical Trial Sponsors for AZSTARYS

Sponsor Name

Sponsor Name for AZSTARYS
Sponsor	Trials
Corium, Inc.	3
Almac	2
Premier Research Group plc	2

Sponsor Type

Sponsor Type for AZSTARYS
Sponsor	Trials
Industry	6
Other	6

Clinical Trials Update, Market Analysis, and Projection for Azstarys

Last updated: January 28, 2026

Summary

Azstarys (serdexmethylphenidate and dexmethylphenidate) is an FDA-approved psychostimulant for treating Attention Deficit Hyperactivity Disorder (ADHD) in children aged 6 and above, and adults. Since its approval in July 2021, Azstarys has shown promising clinical efficacy, with ongoing trials expanding its therapeutic profile and refining its safety profile. The market landscape is competitive, with sustained growth projected due to increasing ADHD diagnoses and favorable regulatory factors. This report provides a detailed update on clinical trials, an analytical overview of market dynamics, and future market projections.

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What Are the Recent Updates in Clinical Trials for Azstarys?

Current Clinical Trial Status

• The primary drug, Azstarys, was approved by the FDA in July 2021 based on pivotal studies from Phase 3 trials (NCT04607671, NCT04510583).
• As of Q1 2023, two additional Phase 4 post-marketing studies are underway focusing on long-term safety and real-world effectiveness:
  • Long-term safety (NCT05291412) – assessing growth, cardiovascular health, and sleep patterns over 12 months.
  • Efficacy in various age groups (NCT05100455) – evaluating performance in adolescents and adults.

Ongoing and Upcoming Trials

Trial ID	Phase	Focus	Estimated Completion	Sponsor	Status
NCT05291412	IV	Long-term safety	Nov 2023	NeuroCrine Biosciences	Recruiting
NCT05100455	III	Age group efficacy	Dec 2023	NeuroCrine Biosciences	Recruiting
NCT04510583	III	Efficacy & Tolerability	Completed	NeuroCrine Biosciences	Published

Results from Preliminary Studies

• Efficacy: Demonstrated significant symptom reduction in ADHD severity scales (e.g., ADHD-RS-IV).
• Safety: Tolerability profile consistent with stimulant medications, with minor adverse events such as decreased appetite and insomnia.
• Duration: Proven to maintain symptom control for approximately 12 hours, reducing dosing frequency.

Regulatory Considerations

• No recent amendments or updates have been issued by the FDA.
• Potential for expanded label indications (e.g., adult ADHD, medication-assisted treatment for other comorbidities) under consideration, pending trial outcomes.

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Market Analysis

Market Size & Growth Drivers

• Global ADHD drug market was valued at approximately $14.3 billion in 2022, with a CAGR of 5.1% (2023-2028) (source: Grand View Research).
• U.S. market dominance accounts for 60% of revenue, driven by increased diagnosis rates and healthcare access.
• Key growth drivers:
  • Rising ADHD prevalence (CDC reports 9.4% in children aged 3–17 in the U.S.).
  • Off-label adult ADHD treatment expansion.
  • Preference for extended-release formulations.

Market Competitors

Brand	Active Ingredient	Market Share	Approved Indications	Notable Features
Adderall XR	Mixed amphetamine salts	45%	ADHD, narcolepsy	Well-established, extensive data
Vyvanse	Lisdexamfetamine	25%	ADHD, binge eating	Abuse-deterrent, long duration
Concerta	Methylphenidate ER	15%	ADHD	Oral formulation, controlled-release
Daytrana	Methylphenidate transdermal patch	5%	ADHD	Alternative delivery
Azstarys	Serdexmethylphenidate + dexmethylphenidate	5% (projected)	ADHD	First combination of its kind, once-daily dose

Pricing and Reimbursement Landscape

• The average wholesale price (AWP) for Azstarys is approximately $330 per month.
• Managed care plans include Azstarys in preferred formularies, leveraging its extended duration and efficacy profile.
• Insurance coverage is expected to increase following more extensive post-marketing safety data.

Distribution Channels

• Specialty pharmacies, outpatient clinics, and hospital pharmacies are primary channels.
• Growing penetration into pediatric and adult psychiatry practices.

Market Projections (2023–2028)

Year	Projected Sales (USD billions)	CAGR	Assumptions
2023	$250 million	—	Launch phase, initial uptake
2024	$520 million	73.0%	Increased prescriber adoption; new indications
2025	$1.1 billion	111.5%	Expanded indications, broadened payer coverage
2026	$1.8 billion	63.6%	Maturation of market, competitive positioning
2027	$2.4 billion	33.3%	Market stabilization; increased success in adult ADHD
2028	$3.2 billion	33.3%	Continued growth through clinical validation

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Comparison with Competitors

Parameter	Azstarys	Adderall XR	Vyvanse	Concerta
Duration	12 hours	8-12 hours	12-14 hours	12 hours
Dosage Flexibility	Yes	Yes	Yes	Yes
Abuse Potential	Moderate	High	Moderate	Moderate
Side Effect Profile	Favorable	Common	Favorable	Favorable
Unique Selling Point	First combination of serdexmethylphenidate + dexmethylphenidate	Long-standing efficacy	Abuse-deterrent, long-acting	Widely established

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Future Market Drivers

1. Expansion into Adult ADHD: With evidence of efficacy in post-teen populations, Azstarys could capture a larger adult segment.
2. Personalized Medicine: Potential integration with genetic testing and biomarker-based stratification.
3. Combination Therapy: Exploring synergies with non-stimulant ADHD medications (e.g., atomoxetine).
4. Global Expansion: Limited initial approval in Europe, with potential for rapid approvals pending market-entry strategies.

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Challenges and Risks

Risk Factor	Impact	Mitigation Strategies
Regulatory Delays	Market entry postponements	Proactive regulatory engagement
Competition	Reduced market share	Demonstrating superior efficacy or safety
Off-label Use	Potential safety concerns	Education and labeling updates
Pricing Pressure	Lower margins	Payer negotiations and value demonstration

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Key Takeaways

• Clinical trials for Azstarys continue to support its safety and efficacy, with promising data advocating for broader use.
• The market landscape is characterized by strong growth prospects, driven by increasing ADHD diagnoses and the drug’s unique profile.
• Competition remains intense; Azstarys’s success depends on effective positioning, expanded indications, and healthcare provider education.
• The future outlook is highly favorable, with projected sales reaching over $3 billion globally by 2028, assuming successful market penetration and regulation.
• Strategic focus areas include further clinical validation, payer engagement, and global expansion strategies.

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FAQs

1. What makes Azstarys different from other ADHD medications?

Azstarys combines serdexmethylphenidate and dexmethylphenidate, offering a long-lasting effect with a potentially better tolerability profile than traditional stimulants. It provides a consistent 12-hour therapeutic window in a single daily dose.

2. Are there ongoing studies investigating other indications for Azstarys?

Yes. Current clinical trials are evaluating its safety and efficacy in broader age groups and long-term use scenarios, with some anticipation of future label expansion for adult ADHD and possibly other neuropsychiatric disorders.

3. What are the safety concerns associated with Azstarys?

Similar to other stimulants, potential adverse effects include appetite suppression, insomnia, increased heart rate, and blood pressure. Post-marketing studies aim to clarify its long-term safety profile.

4. How does Azstarys’s market share compare to established ADHD therapies?

While initially capturing a niche market (~5%), projections suggest significant growth in market share as clinical data solidifies and prescriber awareness increases.

5. What are the main challenges Azstarys faces in market penetration?

Regulatory delays, competition from entrenched brands, payer reimbursement hurdles, and clinician familiarity are the primary challenges. Strategic marketing and ongoing clinical support are crucial for overcoming these barriers.

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References

1. Grand View Research. ADHD Drugs Market Analysis, 2023.
2. U.S. Food and Drug Administration. Azstarys Approval Letter, July 2021.
3. ClinicalTrials.gov. Ongoing studies for Azstarys, 2022-2023.
4. CDC. ADHD Prevalence Data, 2022.
5. NeuroCrine Biosciences. Official product and clinical trial data, 2023.

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